Scientific Publications.


THE HUMAN SPECIES. By A. De Quatrefages, Professor of Anthropology in the Museum of Natural History, Paris. 12mo, cloth, $2.00.

The work treats of the unity, origin, antiquity, and original localization of the human species, peopling of the globe, acclimatization, primitive man, formation of the human races, fossil human races, present human races, and the physical and psychological characters of mankind.

STUDENTS’ TEXT-BOOK OF COLOR; or, MODERN CHROMATICS. With Applications to Art and Industry. With 130 Original Illustrations, and Frontispiece in Colors. By Ogden N. Rood, Professor of Physics in Columbia College. 12mo, cloth, $2.00.

“In this interesting book Professor Rood, who, as a distinguished Professor of Physics in Columbia College, United States, must be accepted as a competent authority on the branch of science of which he treats, deals briefly and succinctly with what may be termed the scientific rationale of his subject. But the chief value of his work is to be attributed to the fact that he is himself an accomplished artist as well as an authoritative expounder of science.”—Edinburgh Review, October, 1879, in an article on “The Philosophy of Color.

EDUCATION AS A SCIENCE. By Alexander Bain, LL. D. 12mo, cloth, $1.75.

“This work must be pronounced the most remarkable discussion of educational problems which has been published in our day. We do not hesitate to bespeak for it the widest circulation and the most earnest attention. It should be in the hands of every school-teacher and friend of education throughout the land.”—New York Sun.

A HISTORY OF THE GROWTH OF THE STEAM-ENGINE. By Robert H. Thurston, A. M., C. E., Professor of Mechanical Engineering in the Stevens Institute of Technology, Hoboken, N. J., etc. With 163 Illustrations, including 15 Portraits. 12mo, cloth, $2.50.